39518955

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 88473600

約数和(自身を除く): 48954645

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 31, 35, 45, 57, 63, 71, 93, 95, 105, 133, 135, 155, 171, 189, 213, 217, 279, 285, 315, 355, 399, 465, 497, 513, 589, 639, 651, 665, 837, 855, 945, 1065, 1085, 1197, 1349, 1395, 1491, 1767, 1917, 1953, 1995, 2201, 2485, 2565, 2945, 3195, 3255, 3591, 4047, 4123, 4185, 4473, 5301, 5859, 5985, 6603, 6745, 7455, 8835, 9443, 9585, 9765, 11005, 12141, 12369, 13419, 15407, 15903, 17955, 19809, 20235, 20615, 22365, 26505, 28329, 29295, 33015, 36423, 37107, 41819, 46221, 47215, 59427, 60705, 61845, 67095, 77035, 79515, 84987, 99045, 111321, 125457, 138663, 141645, 182115, 185535, 209095, 231105, 254961, 292733, 297135, 376371, 415989, 424935, 556605, 627285, 693315, 878199, 1129113, 1274805, 1463665, 1881855, 2079945, 2634597, 4390995, 5645565, 7903791, 13172985, 39518955]

約数ペア:

[(1, 39518955), (3, 13172985), (5, 7903791), (7, 5645565), (9, 4390995), (15, 2634597), (19, 2079945), (21, 1881855), (27, 1463665), (31, 1274805), (35, 1129113), (45, 878199), (57, 693315), (63, 627285), (71, 556605), (93, 424935), (95, 415989), (105, 376371), (133, 297135), (135, 292733), (155, 254961), (171, 231105), (189, 209095), (213, 185535), (217, 182115), (279, 141645), (285, 138663), (315, 125457), (355, 111321), (399, 99045), (465, 84987), (497, 79515), (513, 77035), (589, 67095), (639, 61845), (651, 60705), (665, 59427), (837, 47215), (855, 46221), (945, 41819), (1065, 37107), (1085, 36423), (1197, 33015), (1349, 29295), (1395, 28329), (1491, 26505), (1767, 22365), (1917, 20615), (1953, 20235), (1995, 19809), (2201, 17955), (2485, 15903), (2565, 15407), (2945, 13419), (3195, 12369), (3255, 12141), (3591, 11005), (4047, 9765), (4123, 9585), (4185, 9443), (4473, 8835), (5301, 7455), (5859, 6745), (5985, 6603)]